MAX6957ATL+T Maxim Integrated Products, MAX6957ATL+T Datasheet - Page 2

• Manufacturer Part Number: MAX6957ATL+T
• Description: IC DRVR DSPL LED 40-TQFN
• Manufacturer: Maxim Integrated Products

Specifications of MAX6957ATL+T

• Display Type: LED
• Configuration: 7, 16, 20 Segment
• Interface: 4-Wire Serial
• Current - Supply: 180µA
• Voltage - Supply: 2.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 40-TQFN Exposed Pad
• Number Of Segments: 28
• Low Level Output Current: 18 mA
• Operating Supply Voltage: 2.5 V to 5.5 V
• Maximum Supply Current: 230 uA
• Maximum Power Dissipation: 2963 mW
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Digits Or Characters: -
• Lead Free Status / Rohs Status: Details

ABSOLUTE MAXIMUM RATINGS
Voltage (with Respect to GND)
V+ .............................................................................-0.3V to +6V
All Other pins................................................-0.3V to (V+ + 0.3V)
P4–P31 Current ................................................................±30mA
GND Current .....................................................................800mA
Continuous Power Dissipation (T
4-Wire-Interfaced, 2.5V to 5.5V, 20-Port and
28-Port LED Display Driver and I/O Expander
ELECTRICAL CHARACTERISTICS
(Typical Operating Circuit, V+ = 2.5V to 5.5V, T
2
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
INPUTS AND OUTPUTS
Operating Supply Voltage
Shutdown Supply Current
Operating Supply Current
Operating Supply Current
Operating Supply Current
Logic-High Input Voltage
Port Inputs
Logic-Low Input Voltage
Port Inputs
Input Leakage Current
GPIO Input Internal Pullup to V+
Hysteresis Voltage GPIO Inputs
Output High Voltage
28-Pin PDIP (derate 14.3mW/°C above +70°C)........1143mW
28-Pin SSOP (derate 9.1mW/°C above +70°C) ..........727mW
36-Pin SSOP (derate 11.8mW/°C above +70°C) ........941mW
40-Pin TQFN (derate 37.0mW/°C above +70°C) ......2963mW
_______________________________________________________________________________________
PARAMETER
A
= +70°C)
SYMBOL
I
I
I
I
GPOH
IH
SHDN
GPOL
I
V
V
ΔV
LED
V
I
V+
PU
OH
, I
IH
IL
I
IL
A
GPIO inputs without pullup,
V
V+ = 2.5V
V+ = 5.5V
GPIO outputs, I
+85°C
GPIO outputs, I
T
Al l d i g i tal i np uts at
V + or G N D
Al l p or ts p r og r am m ed
as outp uts hi g h, no l oad ,
al l other i np uts at V + or
G N D
Al l p or ts p r og r am m ed
as outp uts l ow , no l oad ,
al l other i np uts at V + or
G N D
Al l p or ts p r og r am m ed
as LE D outp uts, al l LE D s
off, no l oad , al l other
i np uts at V + or G N D
= T
A
PORT
= T
MIN
MIN
= V+ to GND
to T
to T
MAX
MAX
SOURCE
SOURCE
, unless otherwise noted.) (Note 1)
CONDITIONS
(Note 2)
Operating Temperature Range (T
Junction Temperature ......................................................+150°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
= 2mA, T
= 1mA,
T
TA = - 40°C to + 85°C
T
T
TA = - 40°C to + 85°C
T
T
TA = - 40°C to + 85°C
T
T
T
T
A
A
A
A
A
A
A
A
A
= +25°C
= T
= +25°C
= T
= +25°C
= T
= +25°C
= - 40° C to + 85°C
= T
MIN
MIN
MIN
MIN
A
= -40°C to
to T
to T
to T
to T
MAX
MAX
MAX
MAX
0.7
-100
V+ -
MIN
V+ -
2.5
0.7
0.7
V+
12
80
✕
MIN
, T
TYP
180
170
110
120
5.5
0.3
±1
19
MAX
) ....-40°C to +125°C
0.3
+100
MAX
230
250
270
210
230
240
135
140
145
180
5.5
V+
10
11
30
8
✕
UNITS
µA
µA
µA
µA
nA
µA
V
V
V
V
V
V